CVE-2026-32064
OpenClaw < 2026.2.21 - Missing VNC Authentication in Sandbox Browser noVNC Observer
Description
OpenClaw versions prior to 2026.2.21 sandbox browser entrypoint launches x11vnc without authentication for noVNC observer sessions, allowing unauthenticated access to the VNC interface. Remote attackers on the host loopback interface can connect to the exposed noVNC port to observe or interact with the sandbox browser without credentials.
INFO
Published Date :
March 21, 2026, 1:17 a.m.
Last Modified :
March 24, 2026, 9:10 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 3.1 | CRITICAL | [email protected] | ||||
| CVSS 4.0 | HIGH | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 4.0 | HIGH | [email protected] |
Solution
- Update OpenClaw to version 2026.2.21 or later.
- Configure VNC for authenticated access.
- Restrict loopback interface access.
- Monitor observer sessions.
Public PoC/Exploit Available at Github
CVE-2026-32064 has a 2 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-32064.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-32064 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-32064
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
🦞🔒 A curated list of OpenClaw security, self-hosting, and enterprise resources — CVEs, hardening, deployment, monitoring, compliance, ecosystem
Tracking OpenClaw CVEs
Python Jinja
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-32064 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-32064 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Mar. 24, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N Added CPE Configuration OR *cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:* versions up to (excluding) 2026.2.21 Added Reference Type VulnCheck: https://github.com/openclaw/openclaw/commit/621d8e1312482f122f18c43c72c67211b141da01 Types: Patch Added Reference Type VulnCheck: https://github.com/openclaw/openclaw/commit/8c1518f0f3e0533593cd2dec3a46c9b746753661 Types: Patch Added Reference Type VulnCheck: https://github.com/openclaw/openclaw/security/advisories/GHSA-25gx-x37c-7pph Types: Mitigation, Vendor Advisory Added Reference Type VulnCheck: https://www.vulncheck.com/advisories/openclaw-missing-vnc-authentication-in-sandbox-browser-novnc-observer Types: Third Party Advisory -
New CVE Received by [email protected]
Mar. 21, 2026
Action Type Old Value New Value Added Description OpenClaw versions prior to 2026.2.21 sandbox browser entrypoint launches x11vnc without authentication for noVNC observer sessions, allowing unauthenticated access to the VNC interface. Remote attackers on the host loopback interface can connect to the exposed noVNC port to observe or interact with the sandbox browser without credentials. Added CVSS V4.0 AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N Added CWE CWE-306 Added Reference https://github.com/openclaw/openclaw/commit/621d8e1312482f122f18c43c72c67211b141da01 Added Reference https://github.com/openclaw/openclaw/commit/8c1518f0f3e0533593cd2dec3a46c9b746753661 Added Reference https://github.com/openclaw/openclaw/security/advisories/GHSA-25gx-x37c-7pph Added Reference https://www.vulncheck.com/advisories/openclaw-missing-vnc-authentication-in-sandbox-browser-novnc-observer